Finding the Fourth Proportional to 15,213,966.80, 22,822,005.08 and 6,116,067.99
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Solution
The fourth proportional to 15,213,966.80, 22,822,005.08 and 6,116,067.99 is: 9,174,526.05
Step by Step Solution
- Step 1: Write the proportion equation
15,213,966.80 : 22,822,005.08 = 6,116,067.99 : x - Step 2: Convert to fraction form
15,213,966.80/22,822,005.08 = 6,116,067.99/x - Step 3: Cross multiply
15,213,966.80x = 22,822,005.08 × 6,116,067.99 - Step 4: Simplify right side
15,213,966.80x = 139,580,934,706,825.05 - Step 5: Solve for x
x = 139,580,934,706,825.05/15,213,966.80 - Step 6: Final answer
x = 9,174,526.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.